%0 Journal Article %A U. Kaya %T A short proof of completion theorem for metric spaces %J Vestnik Ûžno-Uralʹskogo gosudarstvennogo universiteta. Seriâ, Matematika, mehanika, fizika %D 2021 %P 61-64 %V 13 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/VYURM_2021_13_2_a8/ %G en %F VYURM_2021_13_2_a8